82457055

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 128

約数和(自身を含む): 171417600

約数和(自身を除く): 88960545

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 31, 45, 51, 57, 61, 85, 93, 95, 135, 153, 155, 171, 183, 255, 279, 285, 305, 323, 459, 465, 513, 527, 549, 589, 765, 837, 855, 915, 969, 1037, 1159, 1395, 1581, 1615, 1647, 1767, 1891, 2295, 2565, 2635, 2745, 2907, 2945, 3111, 3477, 4185, 4743, 4845, 5185, 5301, 5673, 5795, 7905, 8235, 8721, 8835, 9333, 9455, 10013, 10431, 14229, 14535, 15555, 15903, 17019, 17385, 19703, 23715, 26505, 27999, 28365, 30039, 31293, 32147, 35929, 43605, 46665, 50065, 51057, 52155, 59109, 71145, 79515, 85095, 90117, 96441, 98515, 107787, 139995, 150195, 156465, 160735, 177327, 179645, 255285, 270351, 289323, 295545, 323361, 450585, 482205, 531981, 538935, 610793, 867969, 886635, 970083, 1351755, 1446615, 1616805, 1832379, 2659905, 3053965, 4339845, 4850415, 5497137, 9161895, 16491411, 27485685, 82457055]

約数ペア:

[(1, 82457055), (3, 27485685), (5, 16491411), (9, 9161895), (15, 5497137), (17, 4850415), (19, 4339845), (27, 3053965), (31, 2659905), (45, 1832379), (51, 1616805), (57, 1446615), (61, 1351755), (85, 970083), (93, 886635), (95, 867969), (135, 610793), (153, 538935), (155, 531981), (171, 482205), (183, 450585), (255, 323361), (279, 295545), (285, 289323), (305, 270351), (323, 255285), (459, 179645), (465, 177327), (513, 160735), (527, 156465), (549, 150195), (589, 139995), (765, 107787), (837, 98515), (855, 96441), (915, 90117), (969, 85095), (1037, 79515), (1159, 71145), (1395, 59109), (1581, 52155), (1615, 51057), (1647, 50065), (1767, 46665), (1891, 43605), (2295, 35929), (2565, 32147), (2635, 31293), (2745, 30039), (2907, 28365), (2945, 27999), (3111, 26505), (3477, 23715), (4185, 19703), (4743, 17385), (4845, 17019), (5185, 15903), (5301, 15555), (5673, 14535), (5795, 14229), (7905, 10431), (8235, 10013), (8721, 9455), (8835, 9333)]